Make clear video encoder HighQualityTargeting is experimental.

PiperOrigin-RevId: 495860300

library/transformer/src/androidTest/java/com/google/android/exoplayer2/transformer/mh/TranscodeQualityTest.java

@@ -59,7 +59,7 @@ public final class TranscodeQualityTest {
                 new DefaultEncoderFactory.Builder(context)
                     .setRequestedVideoEncoderSettings(
                         new VideoEncoderSettings.Builder()
-                            .setEnableHighQualityTargeting(true)
+                            .experimentalSetEnableHighQualityTargeting(true)
                             .build())
                     .build())
             .setRemoveAudio(true)

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/DefaultEncoderFactory.java

@@ -425,7 +425,7 @@ public final class DefaultEncoderFactory implements Codec.EncoderFactory {
                   requestedFormat.frameRate);
       // Resets the flag after getting a targeted bitrate, so that supportedEncodingSetting can have
       // bitrate set.
-      supportedEncodingSettingBuilder.setEnableHighQualityTargeting(false);
+      supportedEncodingSettingBuilder.experimentalSetEnableHighQualityTargeting(false);
     }
     int closestSupportedBitrate =
         EncoderUtil.getSupportedBitrateRange(pickedEncoderInfo, mimeType).clamp(requestedBitrate);

library/transformer/src/main/java/com/google/android/exoplayer2/transformer/VideoEncoderSettings.java

@@ -100,7 +100,7 @@ public final class VideoEncoderSettings {
     /**
      * Sets {@link VideoEncoderSettings#bitrate}. The default value is {@link #NO_VALUE}.
      *
-     * <p>Can not be set if enabling {@link #setEnableHighQualityTargeting(boolean)}.
+     * <p>Can not be set if enabling {@link #experimentalSetEnableHighQualityTargeting(boolean)}.
      *
      * @param bitrate The {@link VideoEncoderSettings#bitrate}.
      * @return This builder.
@@ -180,6 +180,8 @@ public final class VideoEncoderSettings {
     /**
      * Sets whether to enable automatic adjustment of the bitrate to target a high quality encoding.
      *
+     * <p>This method is experimental and may be removed or changed without warning.
+     *
      * <p>Default value is {@code false}.
      *
      * <p>Requires {@link android.media.MediaCodecInfo.EncoderCapabilities#BITRATE_MODE_VBR}.
@@ -187,7 +189,7 @@ public final class VideoEncoderSettings {
      * <p>Can not be enabled alongside setting a custom bitrate with {@link #setBitrate(int)}.
      */
     @CanIgnoreReturnValue
-    public Builder setEnableHighQualityTargeting(boolean enableHighQualityTargeting) {
+    public Builder experimentalSetEnableHighQualityTargeting(boolean enableHighQualityTargeting) {
       this.enableHighQualityTargeting = enableHighQualityTargeting;
       return this;
     }

library/transformer/src/test/java/com/google/android/exoplayer2/transformer/DefaultEncoderFactoryTest.java

@@ -178,7 +178,9 @@ public class DefaultEncoderFactoryTest {
     Format actualVideoFormat =
         new DefaultEncoderFactory.Builder(context)
             .setRequestedVideoEncoderSettings(
-                new VideoEncoderSettings.Builder().setEnableHighQualityTargeting(true).build())
+                new VideoEncoderSettings.Builder()
+                    .experimentalSetEnableHighQualityTargeting(true)
+                    .build())
             .build()
             .createForVideoEncoding(requestedVideoFormat)
             .getConfigurationFormat();